From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E4383C636C9 for ; Wed, 21 Jul 2021 07:42:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CA60E61181 for ; Wed, 21 Jul 2021 07:42:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235504AbhGUHBx (ORCPT ); Wed, 21 Jul 2021 03:01:53 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48186 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235289AbhGUHA6 (ORCPT ); Wed, 21 Jul 2021 03:00:58 -0400 Received: from mail-pl1-x634.google.com (mail-pl1-x634.google.com [IPv6:2607:f8b0:4864:20::634]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id ACE37C061574; Wed, 21 Jul 2021 00:41:35 -0700 (PDT) Received: by mail-pl1-x634.google.com with SMTP id d1so568228plg.0; Wed, 21 Jul 2021 00:41:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id; bh=BQot9UItgo6XN+5GjiuK2SpVANWGwz3AoSdzswtxo6U=; b=cauIKMH8zc6qx5eC0HA5pKkcJgsEJwskQoocWc6fYrwYD8Yv5uaINCHnaL+FsPoVVg FnBIn+54FOCtYfRZfGeMmKuJ1IS7/iZpR44xinqi62wma2K/IMKKZ3ObqW0Ki+nIBoeb Ivw43SYUT1MMha6XbeYB3IWtXjfOHD1/LD3awEP6RSfpOTDCgB30Frx7ZOvInVsVD6pY obBRiov76RwnQBbNdeuLgvNodYEBw1qylzHLc489yJkW/XBs4VUMQgzBrM2KIRU5gi++ s/A+zn0JEoZKfaa8fPHCydAKUFtHwoY/T1WUdtTzro+A5pouRPRu54VlEYTRrik9nCJc tb4g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=BQot9UItgo6XN+5GjiuK2SpVANWGwz3AoSdzswtxo6U=; b=Xr+ahS1Cu8YmfLXwoP5KjSrqCWRIQdDnpwtuzUIqu9yyZIVahdTcGQh9vLDcYP6HK2 OdMdtraagbAxEsMbiCGpCFK1imqNnNwzSdFCeMj4SFciiGewD5EQGz0bDcubavcwoIbL mkNOd1iVimkWPqDCE54Zvle5lBKrW+ayoJ7i+7RBLi6Zf6NJo+j56pEVD2x1c6YcIq97 qvRJte4iV7z/4y24e6JFRyMD+qzc2Q1WFTSMhbOLFGhanFzoFNzHerhEyLT+9wum8406 jTvJyoHEqZ/6Qt/R97NAJ6gzSumrCtk61pozKEQOyczgoBjz8cPJXIXJR9olA1QBcewC /XNQ== X-Gm-Message-State: AOAM531PEmlVn/LidMATdztClMPArIbouWNb6q11k4FDTMpZKH8xoHYf mqxfTqdEtYZPWN7hZJegA1Q= X-Google-Smtp-Source: ABdhPJwhNk3YO74f6uSp+4Dh/cuvO4Pe1uHMBx6hL82AB/WyBUffaXaWt4dXRDMjdeEKIlTsxOmukQ== X-Received: by 2002:a17:902:e8ce:b029:12b:3d80:a028 with SMTP id v14-20020a170902e8ceb029012b3d80a028mr26666684plg.47.1626853295180; Wed, 21 Jul 2021 00:41:35 -0700 (PDT) Received: from fmin-OptiPlex-7060.nreal.work ([137.59.103.165]) by smtp.gmail.com with ESMTPSA id i8sm4841867pjh.36.2021.07.21.00.41.30 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Wed, 21 Jul 2021 00:41:34 -0700 (PDT) From: dillon.minfei@gmail.com To: thierry.reding@gmail.com, sam@ravnborg.org, airlied@linux.ie, daniel@ffwll.ch, robh+dt@kernel.org, linus.walleij@linaro.org, alexandre.torgue@foss.st.com, mcoquelin.stm32@gmail.com Cc: noralf@tronnes.org, dianders@chromium.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Dillon Min Subject: [PATCH v2 0/3] Add ilitek ili9341 panel driver Date: Wed, 21 Jul 2021 15:41:25 +0800 Message-Id: <1626853288-31223-1-git-send-email-dillon.minfei@gmail.com> X-Mailer: git-send-email 2.7.4 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Dillon Min Since the st,sf-tc240t-9370-t dts binding already exist in stm32f429-disco.dts but, the panel driver didn't get accepted from mainline. it's time to submit patch fot it. This driver can support two different interface by different dts bindings: - spi+dpi, use spi to configure register, dpi for graphic data. st,sf-tc240t-9370-t - only spi, just like tiny/ili9341.c (actually, this part is copy from tiny) adafruit,yx240qv29 I submited the first patch last year, you can find it at [1]. this patch has one major difference from that one, which is replace the low level communication way, from spi_sync() to mipi_dbi_{command, command_stackbuf}() interface, referred from Linus's patch [2]. both the two dpi/dbi interface was tested on stm32f429-disco board, if anyone want to verify this patch, you need apply the clk patch for this board first, you can get it from [3] [1] "drm/panel: Add ilitek ili9341 panel driver" https://lore.kernel.org/lkml/1590378348-8115-7-git-send-email-dillon.minfei@gmail.com/ [2] "drm/panel: s6e63m0: Switch to DBI abstraction for SPI" https://lore.kernel.org/dri-devel/20210611214243.669892-1-linus.walleij@linaro.org/ [3] https://lore.kernel.org/lkml/1590378348-8115-6-git-send-email-dillon.minfei@gmail.com/ v2: - replace vcc regulator to bulk regulators in driver, from linus suggestion. - fix dtbs_check warnings on ili9341 dts binding check. - add bulk regulation node in ilitek,ili9341.yaml. v1 link: https://lore.kernel.org/lkml/1626430843-23823-1-git-send-email-dillon.minfei@gmail.com/ Dillon Min (3): dt-bindings: display: panel: Add ilitek ili9341 panel bindings ARM: dts: stm32: fix dtbs_check warning on ili9341 dts binding drm/panel: Add ilitek ili9341 panel driver .../bindings/display/panel/ilitek,ili9341.yaml | 78 +++ arch/arm/boot/dts/stm32f429-disco.dts | 2 +- drivers/gpu/drm/panel/Kconfig | 12 + drivers/gpu/drm/panel/Makefile | 1 + drivers/gpu/drm/panel/panel-ilitek-ili9341.c | 778 +++++++++++++++++++++ 5 files changed, 870 insertions(+), 1 deletion(-) create mode 100644 Documentation/devicetree/bindings/display/panel/ilitek,ili9341.yaml create mode 100644 drivers/gpu/drm/panel/panel-ilitek-ili9341.c -- 2.7.4